Medical masks and Respirators for the Protection of Healthcare Workers from SARS-CoV-2 and other viruses Mariachiara Ippolito, Filippo Vitale, Giuseppe Accurso, Pasquale Iozzo, Cesare Gregoretti, Antonino Giarratano, Andrea Cortegiani

Challenges for the female health-care workers during the COVID-19 pandemic: the need for protection beyond the mask Claudia Crimi, Annalisa Carlucci

Is there any physiological reason to train expiratory muscles in people with mild COPD? M. Paneroni, M. Vitacca, B. Salvi, C. Simonelli, M. Arici, N. Ambrosino